diff --git a/pyproject.toml b/pyproject.toml
index 7c29c664..7a6b7ab2 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,10 +1,21 @@
 [tool.poetry]
 name = "pxblat"
-version = "0.3.5"
+version = "0.3.6"
 description = "A native python binding for blat suit"
 authors = ["Yangyang Li <yangyang.li@northwestern.edu>"]
-license = "MIT"
 readme = "README.md"
+license = "LICENSE"
+classifiers = [
+    "Development Status :: 3 - Alpha",
+    "Operating System :: OS Independent",
+    "Operating System :: POSIX :: Linux",
+    "Operating System :: MacOS :: MacOS X",
+    "Programming Language :: Python :: 3",
+    "Programming Language :: Python :: 3.9",
+    "Programming Language :: Python :: 3.10",
+    "Programming Language :: Python :: 3.11",
+    "Programming Language :: Python :: 3 :: Only",
+]
 
 [tool.poetry.dependencies]
 python = "^3.9"